Columns
Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
batch_id | serial | 10 | √ | nextval('batch_batch_id_seq'::regclass) |
|
|
PK. Unique ID for a batch. Generated by the database. |
|||||||
lab_id | int4 | 10 | √ | null |
|
|
FK. ID for the laboratory where the analysis was undertaken. Links to the institution table. |
|||||||
lab_batch_id | varchar | 50 | √ | null |
|
|
The batch number issued by an analytical laboratory to identify the batch of samples, this will almost certainly be unique for each laboratory but may not be globally unique. |
|||||||
end_date | date | 13 | √ | null |
|
|
Date of registration of the batch. |
|||||||
timestamp_created | timestamptz | 35,6 | now() |
|
|
|||||||||
timestamp_modified | timestamptz | 35,6 | √ | now() |
|
|
||||||||
batch_notes | varchar | 4000 | null |
|
|
Brief description of the batch |
||||||||
start_date | date | 13 | √ | null |
|
|
Indexes
Constraint Name | Type | Sort | Column(s) |
---|---|---|---|
batch_id | Primary key | Asc | batch_id |